<!DOCTYPE html>
<html>
<head>
	<title>鼠标移入的区别</title>
</head>
<body>
<script type="text/javascript">
	
/* mouseenter和mouseover

	1. mouseenter不会触发冒泡事件

	2. mouseover会触发冒泡事件
*/

</script>
</body>
</html>